added code to properly attach EBS volumes on euca
not waiting for volume to show state as in-use, since the appcontroller validates this anyways and it throws replay errors on euca
Merge remote-tracking branch 'org/testing' into ebs-in-euca
clarified EBS in docstrings
Merge pull request #665 from shatterednirvana/ebs-in-euca

added code to properly attach EBS volumes on euca